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Jawablah dengan jelas dan benar. Hitunglah. ( 2 sin 6 0 ∘ + cos 6 0 ∘ ) 2 + ( sin 6 0 ∘ − 2 cos 6 0 ∘ ) 2

Jawablah dengan jelas dan benar.

Hitunglah.

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Master Teacher

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begin mathsize 14px style table attributes columnalign right center left columnspacing 0px end attributes row cell open parentheses 2 space sin space 60 degree space plus space cos space 60 degree close parentheses squared space plus space open parentheses sin space 60 degree space minus space 2 space cos space 60 degree close parentheses squared space end cell equals cell space open parentheses open parentheses 2 space cross times space 1 half square root of 3 space close parentheses space plus space 1 half close parentheses squared space plus space open parentheses 1 half square root of 3 space minus space 2 space open parentheses 1 half close parentheses close parentheses squared end cell row blank equals cell space open parentheses square root of 3 space plus space 1 half close parentheses squared space plus space open parentheses 1 half square root of 3 space minus space 1 close parentheses squared end cell row blank equals cell space open parentheses 9 space plus space square root of 3 space plus space 1 fourth close parentheses space plus space open parentheses 3 over 4 space minus space square root of 3 space plus 1 close parentheses end cell row blank equals cell space 9 space plus space 1 space plus space square root of 3 space minus space square root of 3 space plus 1 fourth space plus 3 over 4 end cell row blank equals cell space 10 space plus space 0 space plus space 1 end cell row blank equals cell space 11 end cell end table end style

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Jawablah dengan jelas dan benar. Hitunglah. csc 30 0 ∘ cot 15 0 ∘ × sec 24 0 ∘ ​

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